CN101058138B - Welding station for motor-vehicle bodies or sub-assemblies thereof - Google Patents

Welding station for motor-vehicle bodies or sub-assemblies thereof Download PDF

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Publication number
CN101058138B
CN101058138B CN2007100886101A CN200710088610A CN101058138B CN 101058138 B CN101058138 B CN 101058138B CN 2007100886101 A CN2007100886101 A CN 2007100886101A CN 200710088610 A CN200710088610 A CN 200710088610A CN 101058138 B CN101058138 B CN 101058138B
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CN
China
Prior art keywords
body side
welding station
mentioned
pillar
welding
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN2007100886101A
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Chinese (zh)
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CN101058138A (en
Inventor
D·蒙蒂
P·博索托
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Comau SpA
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Comau SpA
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Publication of CN101058138A publication Critical patent/CN101058138A/en
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Publication of CN101058138B publication Critical patent/CN101058138B/en
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D65/00—Designing, manufacturing, e.g. assembling, facilitating disassembly, or structurally modifying motor vehicles or trailers, not otherwise provided for
    • B62D65/02—Joining sub-units or components to, or positioning sub-units or components with respect to, body shell or other sub-units or components
    • B62D65/18—Transportation, conveyor or haulage systems specially adapted for motor vehicle or trailer assembly lines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K31/00—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups
    • B23K31/02—Processes relevant to this subclass, specially adapted for particular articles or purposes, but not covered by only one of the preceding main groups relating to soldering or welding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
    • B23K37/0426—Fixtures for other work
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
    • B23K37/047—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work moving work to adjust its position between soldering, welding or cutting steps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K2101/00—Articles made by soldering, welding or cutting
    • B23K2101/006—Vehicles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P2700/00—Indexing scheme relating to the articles being treated, e.g. manufactured, repaired, assembled, connected or other operations covered in the subgroups
    • B23P2700/50—Other automobile vehicle parts, i.e. manufactured in assembly lines

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Automobile Manufacture Line, Endless Track Vehicle, Trailer (AREA)
  • Automatic Assembly (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)
  • Resistance Welding (AREA)

Abstract

The invention provides a welding station used for a vehicle body. The invention is provided with a delivery line (2) used for delivering the vehicle body to be welded and at least a pair of side frames (5) which are arranged at two sides of the delivery line (2)and can move between an opening position and a closing position in the direction of the delivery line. When the side frames (5) move from the opening position to the closing position, a bottom frame (11) also ascends through cam mechanisms (12, 13), therefore, the welding vehicle body (3) is lifted by the bottom frame (11) and ascends to a specified position corresponding to the delivery line (2); under the ascending state, the vehicle body (3) is positioned and clamped by a positioning device and a clamping device which are supported by two side frames (5) so as to welding all sub-parts of the vehicle body at correct assembly positions. After the welding of the vehicle body is achieved, the two side frames (5) are opened again instantly, thus leading the bottom frame (11) to descend, and the welded vehicle body (3) to fall onto the delivery line (2) by which the welded vehicle body (3) is sent out of the welding station.

Description

The welding station of car body or its sub-piece installing
Technical field
The present invention relates to be used for the welding station of welding of automotive car body or its sub-piece installing, this welding station has:
Article one, be used to carry the conveyer line of member to be welded;
At least one pair of be arranged on above-mentioned conveyer line both sides and can along transverse to the direction of conveyer line at open position with being used for of moving between closing with sub-piece installing location to be welded and the body side frame that clamps, wherein the location of being supported by this body side frame and the device of clamping can be connected with member to be welded so that each sub-piece installing is clamped on the correct welding position with it; With
One is used to treat the enforcement location, bottom of welded unit and the bottom framework of supporting, this framework can along with respect to the relative motion of the conveyer line of welding station idle dip and lifting position when working between move, when work, above-mentioned bottom framework and member to be welded join to merging it are raise on assigned position above the conveyer line.
Summary of the invention
The objective of the invention is to propose a kind of welding station of the above-mentioned type, this station is that structure is very simple and practical.
In order to achieve the above object, theme of the present invention is the welding station with above-mentioned feature, and its feature also is, each body side frame and bottom framework all have cam mechanism that reciprocity connects be used to make bottom framework along with two body side frames between its open position and the closing position move and take place with respect to conveyer line its dip and its raised position between above-mentioned moving.
Description of drawings
Below with reference to only the present invention being described, in the accompanying drawing by the accompanying drawing shown in the limiting examples:
Fig. 1 is the simple perspective view of the preferred embodiment of welding station of the present invention, and two body side frames wherein are shown in an open position;
Fig. 2 is the perspective view of welding station of the present invention, the closure state when two body side frames being shown being in work;
Fig. 3 and 4 is simple front views of the details of welding station shown in Fig. 1 and 2, one of two body side frames is shown respectively is shown in an open position and closing position;
Fig. 5,6 and 7 is partial side views of welding station of the present invention, and 3 different job steps are shown respectively; With
Fig. 8 and 9 is simple perspective views of the details of welding station of the present invention when being in two different duties.
The specific embodiment
In the accompanying drawing, totally by the tack welding station of a kind of car body of label 1 expression.Article one, conveyer line 2 passes above-mentioned welding station 1, be used in welding station 1, moving car body 3 to be welded and will weld good car body 3 and move on to outside the welding station 1, above-mentioned car body 3 is made of a plurality of sheet metal rolled-up stocks, usually a kind of unfixed method pre-assembled is pressed once with various body parts earlier in the front at welding station before welding, and this method comes down to the known method that for example adopts the sheet metal of the solid bending on weld seam top or distal workpiece edge of point.Along conveyer line 2 car body to be welded is delivered on the station 1, transferred out along conveyer line 2 in case welding has been got well immediately.Above-mentioned conveyer line 2 can be made by various known any methods.The accompanying drawing illustrated embodiment relates to and has a plurality of conveyer lines of being controlled the roller 2a that motor drives by known method by one or more motors and suitable drive unit (not shown).The structural member of each car body 3 is located on the balladeur train 4 of bottom, and in the embodiment shown, balladeur train 4 is made of simple articulator spare cheaply, and it comprises two parallel elongate member 4a that are connected by the crossbeam 4b that has support 4c (seeing Fig. 8 and 9).
When car body to be welded 3 is positioned at welding station 2, see Fig. 2, suitable welding position is located and be clamped in to each the seed piece installing that constitutes car body by a plurality of by two location and clamping devices of being used to body side frame 5 supportings locating and clamp that are positioned at conveyer line 2 both sides, the device of described location and clamping comes down to known, not shown in the drawings, so that make figure simplify some and should be readily appreciated that.
Two above-mentioned body side frames 5 that are used to locate and clamp are supported by corresponding pillar 6, this pillar 6 can along transverse to the direction of conveyer line 2 open position (this moment they mutually between distance bigger, see Fig. 1) with closing position (this moment they closer to each other, see Fig. 2) between move.(see figure 1) on the open position of body side frame 5 can be changed the operation of the car body 3 that is positioned at welding station, and just the car body that will originally weld is sent outside the welding station, and car body to be welded is introduced welding station.
In an illustrated embodiment, the pillar 6 of body side frame 5 has the wheel 7 of being guided by the cross track 8 that is fixed on the base plate.Fig. 5-7 is illustrated under the situation of illustrated embodiment the cross section how every track 8 has the picture inverted v-shaped, and wheel 7 has complementary profile, to prevent that each wheel is along do any undesirable moving transverse to the direction of track 8.
Under the situation of illustrated embodiment, two pillars 6 of body side frame 5 mutually near and retreat mutually mobile be to be used for adjusting the motor deceleration device 9 that moves along two endless-belts 10 by one to control transverse to the direction setting of conveyer line.Article two, the top branch part of belt 10 comprises a connector (not shown), and this connector can move with belt, and is connected with corresponding pillar 6.The startup of motor deceleration device 9 makes the connector that is associated with the top branch part of each belt 10 do translation between two end positions (corresponding respectively to open position (see figure 1) and its closing position (see figure 2) of body side frame 5).
In the time of in car body to be welded is sent to welding station 1, the bottom framework (among the figure with label 11 expressions) of car body location and supporting body is just risen, until contacting, and car body is raise from its balladeur train of original supporting 4 with platform.
Fig. 8 and 9 is fragmentary, perspective views of above-mentioned bottom framework 11.Bottom framework 11 has two elongate member 11a that connected by crossbeam 11b, and it also has the assembling support 11c that is used to treat the supporting of welding tractor body and is positioned at the appropriate location.
Each end of bottom framework 11 all have can with the wheel 12 by cam rail 13 co-operatings of the plate on the pillar 6 that is fixedly attached to body side frame 5 14 supporting.The shape of above-mentioned cam rail 13 make when two body side frames 5 from open position when closing position moves, thereby can cause that wheel 12 rises along cam rail 13 also rises bottom framework 11 thereupon.Like this, the bottom framework 11 of rise is accepted car body 3 and is made it and rises with respect to balladeur train 4.(see Fig. 3 and 5, bottom framework shown in the figure 11 is in and dips, and Fig. 4 and 6 illustrates bottom framework 11 and is in raised position).
Therefore, on welding station 1 of the present invention, the bottom framework 11 that causes adjacent to each other of two body side frames 5 raises, and when two body side frames 5 entered its open position, bottom framework 11 was just got back to it and dipped, and car body 3 is accepted by balladeur train 4 once more.
When two body side frames 5 were in its closure state, they were fixed by an acting device 30, and 30 controls of described acting device are a kind of to be bearing in the joint action (seeing Fig. 8 and 9) of the clamping element 31 in the base 32 of each pillar 6 by fixed structure.
The operation situation of welding station recited above is described below.
Conveyer line 2 transports the to be welded car body 3 of a series of processes by unfixed mode assembled in advance continuously.If desired car body 3 to be welded is sent into welding station 1, just make body side frame 5 be in open mode shown in Figure 1, under this state, car body 3 stops on two balladeur trains 4 between the body side frame 5.At this moment, 9 startings of motor deceleration device make two body side frames 5 close mutually, enter position shown in Figure 2.Said above that along with body side frame 5 is mobile like this, the action of rising also took place bottom framework 11, it accepts car body 3, makes it to leave corresponding balladeur train 4.In this state, start immediately, each sub-piece installing of car body to be welded is clamped in correct welding position by the various location of body side frame 5 supporting and the mechanism of clamping.Just can weld and make car body this moment each sub-piece installing.In an illustrated embodiment, above-mentioned welding is undertaken by craft by one or more workman W, and the workman starts corresponding welding gun 12 (for example welding gun that is more convenient for the operator 12 that is supported by frock 13) and welds.
Certainly, be a kind of typical situation of welding station of the present invention above by the manual welding shown in the example, its major advantage is exactly that equipment is very simple thereby cost is lower.But and this is without prejudice to such fact, i.e. the present invention also can be applicable to be equipped with the factory of automatic welding device, and the factory by the soldering tip that manipulator supported of controlled sequence for example is housed.Theoretically, the present invention is applicable to that also the mounting technology of employing except electric welding for example adopts the assembly technology of laser weld or other bundle nail formula interconnection technique.
After the car body welding is finished, the clamp mechanism that is supported by body side frame 5 is just unclamped 3, two body side frames 5 of car body immediately and is got back to again on its open position, and this moment, bottom framework 11 also turned back on it dips, car body 3 drops on the corresponding balladeur train 4 once more, thereby sends it to welding station outer (Fig. 1).
Welding station 1 recited above belongs to the type of being fixedly connected, and that is to say, is applicable to specific car body type.In fact, every kind of concrete car body type relates to the clamp mechanism that is supported by body side frame 5 of different structure.But, according to the principle that present patent application has now proposed, welding engineering also can build up type versatile and flexible, in other words, can be designed to carry out the station of weld job to different car body types.At this moment, will go out different paired body side frames 5 for the various car body type design of needs welding, and two body side frames 5 that are suitable for each car body type will be installed in corresponding on the correct position on the welding station.
The dissimilar body side frame 5 of change is preferably undertaken by fast method on welding station.In the case, for example, when need weld to dissimilar car bodies, can imagine the wheel 7 of pillar is made the type that can pivot, so that can unload each above-mentioned pillar (also be manual operations), and change the pillar that has the instrument that is suitable for clamping dissimilar car bodies, still from the operating position, obviously, can also adopt other any methods change the station on paired body side frame.At last, even do not get rid of by dismountable mode each body side frame 5 is connected with corresponding pillar 6, so just can be replaced with the welding station that right body side frame 5 adapts to the novel car body of welding (when the product generation of for example producing is changed).
As top description shown, the principal advantages of welding station recited above be its structure and the operation very simple.
Certainly, under the situation of not damaging principle of the present invention, with respect to this paper purely as limiting examples illustrated with details illustrated structure and embodiment, can make widely and to change and do not deviate from scope of the present invention.

Claims (7)

1. welding station that is used for car body or its sub-piece installing comprises:
Article one, be used to carry the conveyer line (2) of member to be welded (3);
At least one pair of is arranged on the both sides of above-mentioned conveyer line (2) and the body side frame (5) that is used for the location and clamps member to be welded (3) that can move along the direction perpendicular to above-mentioned conveyer line (2) between open position and closing position, wherein, can engage with member to be welded so that each sub-piece installing is clamped on the suitable welding position with it by the location that these body side frames supported and the mechanism of clamping; With
One is used for the location and supports the bottom framework (11) of member to be welded (3), this bottom framework (11) can be done relative motion with respect to the conveyer line in this welding station, promptly when not working dip and the raised position when working between move, on this bottom framework (11), supporting member to be welded
Above-mentioned welding station is characterised in that, each above-mentioned body side frame (5) and bottom framework (11) all are provided with interconnective cam mechanism, so as along with body side frame (5) mobile between its open position and the closing position make bottom framework (11) with respect to above-mentioned conveyer line (2) its dip and its raised position between do above-mentioned moving;
Wherein each body side frame (5) is connected with a pillar (6) that can move along the direction transverse to conveyer line (2), each pillar (6) is provided with the wheel (7) that is directed on the cross track (8) that is fixed in this welding station base plate, and each pillar (6) of body side frame (5) is equipped with a cam rail (13) that engages with the wheel (12) that is supported by above-mentioned bottom framework (11).
2. according to the welding station of claim 1, it is characterized in that each body side frame (5) is connected with corresponding pillar (6) by dismountable mode.
3. according to the welding station of claim 1, it is characterized in that, above-mentioned cam rail (13) is supported by the plate (14) on the pillar (6) that is rigidly fixed in each body side frame (5), wherein, the above-mentioned wheel (12) that engages with cam rail (13) can be supported around the mode that the axis that is parallel to conveyer line (2) direction freely rotates by a kind of by above-mentioned bottom framework (11).
4. according to the welding station of claim 3, it is characterized in that two body side frames (5) laterally moving between its open position and its closing position controlled by motor deceleration device (9).
5. according to the welding station of claim 4, it is characterized in that, the above-mentioned a pair of edge of motor deceleration device (9) control is transverse to the belt gear of the direction setting of conveyer line (2), this belt gear comprises two endless-belts (10), and endless-belt respectively has a branches that is supporting a connector on the pillar (6) that is rigidly attached to one of two body side frames (5).
6. according to the welding station of claim 5, it is characterized in that, be equipped with on the pillar (6) of two body side frames (5) these two body side frames are fixed tightly in mechanism (30) on its closing position.
7. according to the welding station of claim 6, it is characterized in that the above-mentioned mechanism that tightens up has a releasable clamping element (31) that is used for joint in the base (32) of a pillar by respective side framework (5) (6) supporting.
CN2007100886101A 2006-03-16 2007-03-16 Welding station for motor-vehicle bodies or sub-assemblies thereof Expired - Fee Related CN101058138B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP06425178.8 2006-03-16
EP06425178A EP1837120B1 (en) 2006-03-16 2006-03-16 Welding station for motor-vehicle bodies or sub-assemblies thereof comprising bottom liftable and side movable frames interconnected with cams

Publications (2)

Publication Number Publication Date
CN101058138A CN101058138A (en) 2007-10-24
CN101058138B true CN101058138B (en) 2011-03-09

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EP (1) EP1837120B1 (en)
CN (1) CN101058138B (en)
AR (1) AR059918A1 (en)
AT (1) ATE400396T1 (en)
BR (1) BRPI0700821A (en)
DE (1) DE602006001729D1 (en)
ES (1) ES2309936T3 (en)

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FR2913946B1 (en) * 2007-03-20 2009-05-08 Renault Soc Par Actions Simpli HANDLING DEVICE FOR AUTOMOTIVE VEHICLE RELIEF
DE102008006853B4 (en) 2008-01-31 2022-03-31 Bayerische Motoren Werke Aktiengesellschaft transport carriage
US8474682B2 (en) * 2008-05-21 2013-07-02 Comau, Inc. Single geometry palletized framing system
ATE502837T1 (en) 2009-07-27 2011-04-15 Comau Spa SYSTEM FOR FRAMING A MOTOR VEHICLE BODY OR ASSEMBLY THEREOF
CN102319975B (en) * 2011-08-26 2014-02-19 北京凌云东园科技有限公司 Tripod automatic spot welding method and device
CN103372746A (en) * 2012-04-12 2013-10-30 北汽福田汽车股份有限公司 Vehicle body assembly welding fixture
US9156510B2 (en) 2012-10-17 2015-10-13 Btm Company Llc Clamp mounting system
CN104002083B (en) * 2014-05-23 2015-12-16 广州明珞汽车装备有限公司 A kind of multi-vehicle-type soldering cramping apparatus frame bindiny mechanism
CN105081649B (en) * 2015-09-08 2017-10-20 洛阳市极诺电动车有限公司 A kind of application method of semi-automatic vehicle frame Combination Welding frock
ES2851076T3 (en) * 2017-04-11 2021-09-02 Ebz Systec Gmbh Conveyor equipment for an automated production line, component support cart for conveyor equipment, and procedure for operating conveyor equipment
CN107262996A (en) * 2017-06-19 2017-10-20 绵竹市加林动力备件厂（普通合伙） Improve the device of steam turbine air chamber part welding quality
CN107971678A (en) * 2017-12-15 2018-05-01 天津市伟泰轨道交通装备有限公司 Box body connecting plate reverse welding device
CN117300472B (en) * 2023-11-29 2024-02-13 山西国重工程科技有限公司 Steel construction damage spot welding device

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US6344629B1 (en) * 1999-08-27 2002-02-05 Honda Giken Kogyo Kabushiki Kaisha Apparatus for assembling vehicle body

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US6344629B1 (en) * 1999-08-27 2002-02-05 Honda Giken Kogyo Kabushiki Kaisha Apparatus for assembling vehicle body

Also Published As

Publication number Publication date
EP1837120B1 (en) 2008-07-09
EP1837120A1 (en) 2007-09-26
BRPI0700821A (en) 2007-11-13
AR059918A1 (en) 2008-05-07
ATE400396T1 (en) 2008-07-15
ES2309936T3 (en) 2008-12-16
DE602006001729D1 (en) 2008-08-21
CN101058138A (en) 2007-10-24

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